<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <button id="btu">页面跳转</button>
</body>
<script>
    /**
     * js实现的页面的跳转过程
    */
    var btu = document.getElementById("btu");
    btu.onclick = function(){
        window.location.href = "./demo13.html";
    }
</script>
</html>